Sesión Didáctica para 3º de primaria de la asignatura Social Science

1. OUR PLANET. THE EARTH
NUESTRO PLANETA. LA TIERRA .

2. Earth parts. The Atmosphere
Is the layer of air that surrounds Earth
• The air contains nitrogen, oxygen, carbon dioxide and water vapour
THE ATMOSPHERE
TOP LAYER It has little
oxygen
BOTTOM LAYER It has
air and rainwater We
live in the bottom layer

3. Earth parts. The hydrosphere.
THE HYDROSPHERE
Liquid water Gaseous water
Is the layer of water that cover the Earth
Solid water
Oceans,seas,
rivers, lakes
Clouds Ice and snow
• Water cycle: water constantly circulates our planet.

4. Earth parts. The geosphere.
Is the layer made of rock. It has three parts
THE GEOSPHERE
CRUST MANTLE CORE
 Outer layer
 Landforms;
montains,
hills, deserts
ad the
ocean floor.
 Middle layer
 The lava from
the vocanoes
come from
here.
 Inner layer
 The
temperatures
are very high

5. The Earth Crust (La corteza terrestre)
• Continents are part of the Earth´s crust. There are six continents

6. Let´s watch it toguether!
• The earth and its layers
https://youtu.be/bXdFBAk6MBM
• La tierra y sus partes
https://youtu.be/8IUnpPkTGwo

7. GETTING AROUND THE PLANET
• We use:
MAPS CARDINAL POINTS ILLUSTRATIONS
AND LEYEND

8. TAKING CARE OF THE ENVIRONMENT
How to take of the atmosphere How to take of water
•We produce gases that pollute the air
•To reduce air pollution we can:
 Use public transport
 Look after the trees
•Water is a limited resource
•To save water we can:
 Taking shorter showers
 Turn off the tap when brush your teeth
https://youtu.be/OasbYWF4_S8

9. Thank you !!